From 769ea75e82dc7925b6c0a378e0bfa277caa7373a Mon Sep 17 00:00:00 2001
From: Skylar Ittner <admin@netsyms.com>
Date: Sat, 27 May 2017 20:02:27 -0600
Subject: [PATCH] Item table now loads with AJAX

---
 lib/getitemtable.php | 109 +++++++++++++++++++++++++++++++++++++++++++
 pages/items.php      |   5 +-
 required.php         |   1 +
 static/js/items.js   |  26 +++++++++++
 4 files changed, 137 insertions(+), 4 deletions(-)
 create mode 100644 lib/getitemtable.php

diff --git a/lib/getitemtable.php b/lib/getitemtable.php
new file mode 100644
index 0000000..1f58cb0
--- /dev/null
+++ b/lib/getitemtable.php
@@ -0,0 +1,109 @@
+<?php
+
+require_once __DIR__ . '/../required.php';
+
+dieifnotloggedin();
+
+require_once __DIR__ . '/userinfo.php';
+
+header("Content-Type: application/json");
+
+$out = [];
+
+$out['draw'] = intval($VARS['draw']);
+
+$out['recordsTotal'] = $database->count('items');
+$filter = false;
+
+// sort
+$order = null;
+$sortby = "DESC";
+if ($VARS['order'][0]['dir'] == 'asc') {
+    $sortby = "ASC";
+}
+switch ($VARS['order'][0]['column']) {
+    case 2:
+        $order = ["name" => $sortby];
+        break;
+    case 3:
+        $order = ["catname" => $sortby];
+        break;
+    case 4:
+        $order = ["locname" => $sortby];
+        break;
+    case 5:
+        $order = ["code1" => $sortby];
+        break;
+    case 6:
+        $order = ["code2" => $sortby];
+        break;
+    case 7:
+        $order = ["qty" => $sortby];
+        break;
+    // Note: We're not going to sort by assigned user.  It's too hard.  Maybe later.
+}
+
+// search
+if (!is_empty($VARS['search']['value'])) {
+    $filter = true;
+    $wherenolimit = [
+        "OR" => [
+            "name[~]" => $VARS['search']['value'],
+            "catname[~]" => $VARS['search']['value'],
+            "locname[~]" => $VARS['search']['value'],
+            "code1[~]" => $VARS['search']['value'],
+            "code2[~]" => $VARS['search']['value']
+        ]
+    ];
+    $where = $wherenolimit;
+    $where["LIMIT"] = [$VARS['start'], $VARS['length']];
+} else {
+    $where = ["LIMIT" => [$VARS['start'], $VARS['length']]];
+}
+if (!is_null($order)) {
+    $where["ORDER"] = $order;
+}
+
+
+$items = $database->select('items', [
+    '[>]categories' => ['catid' => 'catid'],
+    '[>]locations' => ['locid' => 'locid']
+        ], [
+    'itemid',
+    'name',
+    'catname',
+    'locname',
+    'loccode',
+    'code1',
+    'code2',
+    'qty',
+    'userid'
+        ], $where);
+
+
+$out['status'] = "OK";
+if ($filter) {
+    $recordsFiltered = $database->count('items', [
+        '[>]categories' => ['catid' => 'catid'],
+        '[>]locations' => ['locid' => 'locid']
+            ], 'itemid', $wherenolimit);
+} else {
+    $recordsFiltered = $out['recordsTotal'];
+}
+$out['recordsFiltered'] = $recordsFiltered;
+
+$usercache = [];
+for ($i = 0; $i < count($items); $i++) {
+    $items[$i]["editbtn"] = '<a class="btn btn-blue btn-xs" href="app.php?page=edititem&id=' . $items[$i]['itemid'] . '"><i class="fa fa-pencil-square-o"></i> ' . lang("edit", false) . '</a>';
+    if (is_null($items[$i]['userid'])) {
+        $items[$i]["username"] = "";
+    } else {
+        if (!isset($usercache[$items[$i]['userid']])) {
+            $usercache[$items[$i]['userid']] = getUserByID($items[$i]['userid']);
+        }
+        $items[$i]["username"] = $usercache[$items[$i]['userid']]['name'];
+    }
+}
+$out['items'] = $items;
+
+echo json_encode($out);
diff --git a/pages/items.php b/pages/items.php
index a3988b2..0d5a291 100644
--- a/pages/items.php
+++ b/pages/items.php
@@ -35,12 +35,9 @@ redirectifnotloggedin();
             'loccode',
             'code1',
             'code2',
-            'text1',
-            'text2',
-            'text3',
             'qty',
             'userid'
-        ]);
+        ], ["LIMIT" => 100]);
         $usercache = [];
         foreach ($items as $item) {
             if (is_null($item['userid'])) {
diff --git a/required.php b/required.php
index 0ea9e72..b9feef8 100644
--- a/required.php
+++ b/required.php
@@ -131,6 +131,7 @@ function lang2($key, $replace, $echo = true) {
 function dieifnotloggedin() {
     if ($_SESSION['loggedin'] != true) {
         sendError("Session expired.  Please log out and log in again.");
+        die();
     }
 }
 
diff --git a/static/js/items.js b/static/js/items.js
index 31278dc..8d1fe51 100644
--- a/static/js/items.js
+++ b/static/js/items.js
@@ -22,9 +22,35 @@ $('#itemtable').DataTable({
         {
             targets: 1,
             orderable: false
+        },
+        {
+            targets: 8,
+            orderable: false
         }
     ],
     order: [
         [2, 'asc']
     ],
+    serverSide: true,
+    ajax: {
+        url: "lib/getitemtable.php",
+        dataFilter: function (data) {
+            var json = jQuery.parseJSON(data);
+            json.data = [];
+            json.items.forEach(function (row) {
+                json.data.push([
+                    "",
+                    row.editbtn,
+                    row.name,
+                    row.catname,
+                    row.locname + " (" + row.loccode + ")",
+                    row.code1,
+                    row.code2,
+                    row.qty,
+                    row.username
+                ]);
+            });
+            return JSON.stringify(json);
+        }
+    }
 });
\ No newline at end of file